COVID-19 and its effects on the digestive system

Table 1 Summary of clinical features of coronavirus disease 2019 patients with digestive symptoms, n (%)

Ref.	Total patients	Diarrhea	Anorexia	Nausea	Vomiting	Abdominal pain
Huang et al[1], 2020	38	1 (2.6)
Chen et al[15], 2020	99	2 (2.0)		1 (1.0)	1 (1.0)
Zhou et al[105], 2020	141	9 (4.7)		7 (3.7)	7 (3.7)
Mao et al[19], 2020	6686	601 (9)	1404 (21)	401 (6)	401 (6)	200 (3)
Guan et al[11], 2020	1999	42 (3.8)		55 (5.0)	55 (5.0)
Pan et al[27], 2020	204	35 (17.2)	4 (2.0)		81 (39.7)	2 (0.98)
Holshue et al[20], 2020	1 (first case)	1 (100)	1 (100)	1 (100)	1 (100)	1 (100)
Luo et al[18], 2020	1141	68 (6.0)	180 (15.8)	134 (11.7)	119 (10.4)	45 (3.9)
Han et al[9], 2020	206	67 (32.5)	112 (49.5)		24 (11.7)	9 (4.4)
Lin et al[106], 2020	95	23 (24.2)	17 (17.9)	17 (17.9)	4 (4.2)	2 (2.1)
Wang et al[32], 2020	138	55 (39.9)	14 (10.1)	14 (10.1)	5 (3.6)	3 (2.2)
Zhang et al[107], 2020	140	17 (12.2)	18 (12.9)	24 (17.3)	7 (5)	8 (5.8)
Liu et al[23], 2020	137	11 (8.0)